Although this is coming late when most school have written their post utme. The Joint Admissions and Matriculation Board have provided a link on their website to enable candidate to recheck their result; in order to know if your result was affected in the recent rumored remarking of scripts by the board (JAMB).
To recheck yours go to www.jamb.org.ng, Under 2013 UTME, click on RESULT VERIFICATION.
Good luck!